@book { InterorganizationalWorkflowManagement,
    title = "Interorganizational Workflow Management",
    author = "Karin {Pargfrieder}",
    year = "2002",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832454715",
    url = "https://m.diplom.de/document/220785"
}